Inventories - Components of Inventories (Detail) - USD ($) $ in Thousands	Aug. 03, 2019	Jan. 31, 2019
Inventory Disclosure [Abstract]
Materials and Supplies	$ 21,763	$ 17,517
Work-In-Process	1,581	1,633
Finished Goods	18,563	15,688
Inventory, Gross	41,907	34,838
Inventory Reserve	(5,053)	(4,677)
Inventories	$ 36,854	$ 30,161

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount of valuation reserve for inventory.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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